Home / 3,315,711.72-4,973,282.65-2,018,527.40

Finding the Fourth Proportional to 3,315,711.72, 4,973,282.65 and 2,018,527.40

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Solution

The fourth proportional to 3,315,711.72, 4,973,282.65 and 2,018,527.40 is: 3,027,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,711.72 : 4,973,282.65 = 2,018,527.40 : x
  2. Step 2: Convert to fraction form
    3,315,711.72/4,973,282.65 = 2,018,527.40/x
  3. Step 3: Cross multiply
    3,315,711.72x = 4,973,282.65 × 2,018,527.40
  4. Step 4: Simplify right side
    3,315,711.72x = 10,038,707,296,969.61
  5. Step 5: Solve for x
    x = 10,038,707,296,969.61/3,315,711.72
  6. Step 6: Final answer
    x = 3,027,617.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.